STM32CubeIDE (MCUs)

Ask questions on STM32CubeIDE. Discuss how to build, debug, configure, and optimize your project as well as how to use our software tools.

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STM32CubeCLT 1.20.0 released

We are pleased to announce that STM32CubeCLT 1.20.0 release is available. What is new in 1.20.0: Maintenance of the previous version: Updated in accordance with STM32CubeIDE v2.0.0Update of Clang toolchain version 19.1.6Update of GCC 13.3.rel1Update ...

Aimen1 by ST Employee
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STM32CubeIDE 2.0.0 released

We are pleased to announce that STM32CubeIDE 2.0.0 release is available. STM32CubeIDE is now independent from STM32CubeMX. With this release, device configuration, previously handled within STM32CubeIDE via STM32CubeMX, is now exclusively available t...

Aimen1 by ST Employee
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STM32CubeIDE 2.0 release - early heads-up!

Starting from the release in November 2025, STM32CubeIDE and STM32CubeMX will be available exclusively in their standalone versions. STM32CubeMX will no longer be integrated inside STM32CubeIDE. Instead, the two tools will be interoperable in the sam...

Resolved! Functions missing in FreeRTOS CMSIS v2 using STM32CubeIDE

I'm trying to use these two functions in STM32CubeIDE within FreeRTOS CMSIS v2:osKernelSuspend()osKernelResume()My goal is to put the microcontroller in STOP MODE.I get an error when compiling the project.The problem seems to be the following: the tw...

flavio23 by Associate III
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  • 7 replies
  • 1 kudos

How do I activate the FPU on F411?

I am using the F411 by CUBE IDE.I enable the CUBE's library of DSP and it was accomplished naive. Even after I inserted <include "arm_math.h"> the BUILD worked perfectly. But, after I copied one arm_FIR_filter_example from GITHUB, the compilation cha...

JSILV.2 by Senior
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  • 13 replies
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Resolved! STM32H745i-DISCO bricked no connection even with boot1

Hi, I have recently bricked my STM32H745i-disco board by turning off the m4 core within OB which had a bulk of my code. My board became unresponsive, the LCD turns white and the leds on the board light up but do not respond to the reset button. Stlin...

CChri.5 by Associate III
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  • 15 replies
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Can I build for multiple targets on one STM32CubeIDE project?

I am currently working on a project that will use a STM32L452VET3 when the product is deployed. The PCB for the product is still being laid out, so in the meantime, I have a Nucleo board that has an STM32L452RET6 that we will use to develop and test ...

Tz.1 by Associate
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  • 1 replies
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Trying to view flash while debugging

I've used Keil for the last year - and they have a feature where I can view the flash memory while debugging (and even change it)I can't seem to find that with CubeIDE. Is there a way to see flash memory? I want to read/write and confirm it's there,...

UART WITH STM32L476

i was planning to do an experiment i need to insert two numbers and calculate the sum of that two inserted number. Then i need to see them in terminal. However i have confused a bit. Could anyone help me? I get stuck over here.  /* USER CODE END 2 *...

ACekm.1 by Associate II
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  • 11 replies
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